La description

Function Multifunction Measuring Relay
1- / 3-phase 1, 3
Standard measuring range 3 AC 24 ... 690 V
Measuring range max. 690 V
Output contacts 2 x 1 w
Operate delay +
Auxiliary voltage required +
Enclosure design Schaltschrank
Width 45 mm
Type MH 9300
Multifunction measuring relay acc. to EN 60255-1 Voltage monitoring (1- and 3-phase) Current monitoring Frequency monitoring Power factor cos phi Phase sequence, phase failure, asymmetry Effective-, reactive- and apparent power Start up delay, on delay Adjustable hysteresis 0.2 ... 50 % of response value Manual reset LCD for indication of the measuring values Relay outputMK 9300N: 1 changeover contactMH 9300: 2 x 1 changeover contacts Relay function selectable (energized/de-energized on trip) As option with plugable terminal blocks for easy exchange of devices- with screw terminals- or with cage clamp terminals MH 9300: Width 45 mm''